他长期致力于原子、分子激发态结构和其动力过程之基础研究。
He has long been dedicated to basic studies on atomic and molecular exited structures and processes.
我们长期致力于提供优秀的产品和用户服务，努力实现顾客满意。
We constantly strives to provide the excellent products and customer service to achieve our customer satisfaction.
IBM长期致力于为企业和非赢利组织开发虚拟世界技术(见参考资料)。
IBM has a long history of exploring virtual worlds technologies for businesses and non-profit organizations (see Resources).
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